Microchip Technology Tariff Inquiry

AT45DB081B-CNU

AT45DB081B-CNU Description

The AT45DB081B-CNU is a high-performance flash memory IC chip designed by Microchip Technology. This 8Mbit flash memory device is organized into 264 bytes per page across 4096 pages, providing a total memory capacity of 1 MByte. It operates with a clock frequency of 20 MHz and interfaces with systems via the SPI (Serial Peripheral Interface) protocol. The AT45DB081B-CNU is designed for surface mount applications and is housed in an 8-CASON package, making it suitable for compact and space-constrained designs.

AT45DB081B-CNU Features

• Memory Organization: The AT45DB081B-CNU features a memory organization of 264 bytes per page, with a total of 4096 pages, providing a robust and flexible memory structure.
• Clock Frequency: With a clock frequency of 20 MHz, this device ensures fast data transfer rates, making it suitable for applications requiring high-speed data access.
• SPI Interface: The SPI interface allows for easy integration with microcontrollers and other digital systems, simplifying the design process and reducing development time.
• Write Cycle Time: The AT45DB081B-CNU has a write cycle time of 14ms per word or page, ensuring efficient data storage and retrieval.
• Voltage Range: The device operates within a supply voltage range of 2.7V to 3.6V, providing flexibility in power supply requirements.
• Compliance and Status: The AT45DB081B-CNU is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It is also categorized under ECCN EAR99 and HTSUS 8542.32.0071.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the device is suitable for standard manufacturing processes and provides a reasonable level of protection against moisture.

AT45DB081B-CNU Applications

The AT45DB081B-CNU is ideal for a variety of applications where compact, high-speed, and reliable flash memory is required. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems requiring non-volatile memory for firmware storage and data logging.
• Consumer Electronics: Suitable for consumer electronics devices where space is limited, and fast data access is crucial.
• Industrial Control: Can be used in industrial control systems for storing configuration data and operational parameters.
• Telecommunications: Useful in telecommunication equipment for storing firmware and critical data.
• Automotive: Applicable in automotive electronics for storing diagnostic data and other critical information.

Conclusion of AT45DB081B-CNU

The AT45DB081B-CNU is a versatile and high-performance flash memory IC chip that offers a balance of speed, capacity, and reliability. Its 20 MHz clock frequency and SPI interface make it suitable for a wide range of applications, while its compact 8-CASON package and surface mount design ensure it fits seamlessly into modern electronic designs. Despite being marked as obsolete, the AT45DB081B-CNU remains a reliable choice for applications requiring a robust and efficient flash memory solution.